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https://www.readbyqxmd.com/read/28379002/nanoparticle-nucleation-is-termolecular-in-metal-and-involves-hydrogen-evidence-for-a-kinetically-effective-nucleus-of-three-ir3h2x%C3%A2-p2w15nb3o62-6-in-ir-0-n-nanoparticle-formation-from-1-5-cod-ir-i-%C3%A2-p2w15nb3o62-8-plus-dihydrogen
#1
Saim Özkar, Richard G Finke
The nucleation process yielding Ir(0)∼300 nanoparticles from (Bu4N)5Na3[(1,5-COD)Ir·P2W15Nb3O62] (abbreviated hereafter as (COD)Ir·POM(8-), where POM(9-) = the polyoxometalate, P2W15Nb3O62(9-)) under H2 is investigated to learn the true molecularity, and hence the associated kinetically effective nucleus (KEN), for nanoparticle formation for the first time. Recent work with this prototype transition-metal nanoparticle formation system ( J. Am. Chem. Soc. 2014 , 136 , 17601 - 17615 ) revealed that nucleation in this system is an apparent second-order in the precatalyst, A = (COD)Ir·POM(8-), not the higher order implied by classic nucleation theory and its nA ⇌ An, "critical nucleus", An concept...
April 5, 2017: Journal of the American Chemical Society
https://www.readbyqxmd.com/read/28367188/efficacy-of-intravitreal-bevacizumab-combined-with-pan-retinal-photocoagulation-versus-panretinal-photocoagulation-alone-in-treatment-of-proliferative-diabetic-retinopathy
#2
Murtaza Sameen, Muhammad Saim Khan, Ahsan Mukhtar, Muhammad Amer Yaqub, Mazhar Ishaq
OBJECTIVE: To compare effectiveness of pan-retinal photocoagulation alone versus panretinal photocoagulation combined with intravitreal bevacizumab on visual acuity and central macular thickness in patients presenting with proliferative diabetic retinopathy. METHODS: This Randomized controlled trial was carried out at Armed Forces Institute of ophthalmology, Pakistan from Jan 2016 to Aug 2016. Seventy six eyes of 50 patients having proliferative diabetic retinopathy and diabetic macular edema were included in the study...
January 2017: Pakistan Journal of Medical Sciences Quarterly
https://www.readbyqxmd.com/read/28363841/aca-an-inhibitor-phospholipases-a2-and-transient-receptor-potential-melastatin-2-channels-attenuates-okadaic-acid-induced-neurodegeneration-in-rats
#3
Murat Cakir, Halil Duzova, Suat Tekin, Elif Taslıdere, Gul Busra Kaya, Yılmaz Cigremis, Tuba Ozgocer, Saim Yologlu
AIM: In recent studies, it has been shown that the Transient Receptor Potential Melastatin-2 Channels (TRPM2) and Phospholipases A2 (PLA2) inhibitors may have a protective effect on neurons. This study was aimed to investigate the protective effect of TRPM2 and PLA2 inhibitor N-(p-amylcinnamoyl) Anthranilic Acid (ACA) in a neurodegenerative model induced by Okadaic Acid (OKA). MAIN METHODS: OKA (200ng/10μl) was administered bilateral intracerebroventricularly as a single injection...
May 1, 2017: Life Sciences
https://www.readbyqxmd.com/read/28345124/evaluation-of-cortical-brain-parenchyma-by-diffusion-and-perfusion-mri-before-and-after-chronic-subdural-hematoma-surgery
#4
Bekir Akgun, Hakan Cakin, Sait Ozturk, Hanefi Yildirim, Izzet Okcesiz, Saim Kazan, Fatih Serhat Erol
AIM: To evaluate microcirculatory changes in neighboring parenchyma as a result of pressure due to chronic subdural hematoma (CSDH) in early and late periods after hematoma drainage. MATERIAL AND METHODS: The subjects comprised 25 patients who underwent CSDH drainage. Brain diffusion and perfusion MRIs were obtained preoperatively, 48 h (early period) and 2 months (late period) postoperatively. Measurements were performed on 1 cm2 regions of interest in the neighboring parenchymal tissue...
February 21, 2017: Turkish Neurosurgery
https://www.readbyqxmd.com/read/28343625/the-effectiveness-of-kinesio-taping-on-pain-and-disability-in-cervical-myofascial-pain-syndrome
#5
Saime Ay, Hatice Ecem Konak, Deniz Evcik, Sibel Kibar
OBJECTIVE: The aim of this study was to investigate the effectiveness of Kinesio Taping and sham Kinesio Taping on pain, pressure pain threshold, cervical range of motion, and disability in cervical myofascial pain syndrome patients (MPS). METHODS: This study was designed as a randomized, double-blind placebo controlled study. Sixty-one patients with MPS were randomly assigned into two groups. Group 1 (n=31) was treated with Kinesio Taping and group 2 (n=30) was treated sham taping five times by intervals of 3 days for 15 days...
March 2017: Revista Brasileira de Reumatologia
https://www.readbyqxmd.com/read/28329289/repair-of-calcified-left-ventricular-pseudoaneurysm-of-long-duration
#6
Orhan Saim Demirtürk, Elif Karadeli, Utku Alemdaroglu, Mustafa Yilmaz
Cardiac pseudoaneurysm is a contained rupture of the myocardium limited by pericardial adhesions or the epicardial wall. Cardiac pseudoaneurysm may cause sudden death with a mortality of 30-45% in the first year, mostly resulting from rupture. Coronal and axial T2-weighted magnetic resonance images of a 65-year-old male patient admitted with dyspnoea, coughing and chest pain, present for the last 10 days, revealed a large pseudoaneursym of the left ventricle. Coronary bypass and left ventricular restoration operation was performed...
February 23, 2017: Interactive Cardiovascular and Thoracic Surgery
https://www.readbyqxmd.com/read/28302248/ocular-features-in-a-case-of-nevus-of-ota
#7
Murtaza Sameen Junejo, Muhammad Saim Khan, Ahsan Mukhtar
Oculodermal melanocytosis, also known as Nevus of Ota, is a hamartomatous melanocytic nevus of dermal melanocytes. It presents as a bluish grey patch on the face, which may be congenital or acquired involving the area of distribution of the ophthalmic and maxillary branches of the trigeminal nerve. The nevus can be unilateral or bilateral, and, in addition to skin, it may involve ocular and oral mucosal surfaces. It is a rare disorder and the ocular complications, such as glaucoma and melanoma, may be vision or life-threatening...
March 2017: Journal of the College of Physicians and Surgeons—Pakistan: JCPSP
https://www.readbyqxmd.com/read/28263441/-form-is-easy-meaning-is-hard-revisited-re-characterizing-the-strengths-and-weaknesses-of-language-in-children-with-autism-spectrum-disorder
#8
REVIEW
Letitia R Naigles, Saime Tek
Children with autism spectrum disorder (ASD) demonstrate impairments in social interaction and communication, and in repetitive/stereotypical behaviors. The degree to which children with ASD also manifest impairments in structural language-such as lexicon and grammar-is currently quite controversial. We reframe this controversy in terms of Naigles' (Naigles, Cognition 2002, 86: 157-199) 'form is easy, meaning is hard' thesis, and propose that the social difficulties of children with ASD will lead the meaning-related components of their language to be relatively more impaired than the form-related components...
March 6, 2017: Wiley Interdisciplinary Reviews. Cognitive Science
https://www.readbyqxmd.com/read/28240812/reconstruction-of-anomalous-portal-venous-branching-in-right-lobe-living-donor-liver-transplantation-malatya-approach
#9
Sezai Yilmaz, Cuneyt Kayaalp, Burak Isik, Veysel Ersan, Emrah Otan, Sami Akbulut, Abuzer Dirican, Ramazan Kutlu, Aysegul Sagir Kahraman, Cengiz Ara, Mehmet Yilmaz, Bulent Unal, Cemalettin Aydin, Turgut Piskin, Dincer Ozgor, Mustafa Ates, Fatih Ozdemir, Volkan Ince, Cemalettin Koc, Adil Baskiran, Sait Murat Dogan, Bora Barut, Fatih Sumer, Serdar Karakas, Koray Kutluturk, Saim Yologlu, Harika Gozukara
BACKGROUND: Reconstruction of anomalous portal venous branching (APVB) during right lobe living donor liver transplantation (LDLT) can be challenging. OBJECTIVE: To describe our surgical technique, named the Malatya Approach, in case of APVP during right lobe LDLT. The technique includes the unification of the APVB and to obtain a funnel shaped common extension with a circumferential fence by a saphenous vein conduit. METHODS: Total 126 (10...
February 27, 2017: Liver Transplantation
https://www.readbyqxmd.com/read/28161638/6-phosphofructo-2-kinase-fructose-2-6-bisphosphatase-3-is-required-for-transforming-growth-factor-%C3%AE-1-enhanced-invasion-of-panc1-cells-in%C3%A2-vitro
#10
Abdullah Yalcin, Tugba H Solakoglu, Selahattin C Ozcan, Saime Guzel, Sabire Peker, Serap Celikler, Basak D Balaban, Elif Sevinc, Yunus Gurpinar, Jason A Chesney
Transforming growth factor β1 (TGFβ1) is a well-established inducer of the epithelial-mesenchymal transition (EMT) that is essential for the acquisition of malignant properties, such as invasion, in tumor cells. Although recent studies suggest that the EMT in tumor cells is associated with reprogramming of energy metabolism and TGFβ1 has been shown to stimulate glycolysis in multiple primary cell lines, little is known about TGFβ1's effect on glycolysis and glycolytic regulators in transformed cells. Given the known regulatory role of 6-phosphofructo-2-kinase/fructose 2,6-bisphosphatase-3 (PFKFB3) in glycolysis and association of glycolytic activity with malignant features such as invasion, we sought to investigate whether TGFβ1 regulates PFKFB3 expression and if PFKFB3 is involved in the TGFβ1-mediated increase in the invasive ability of the Panc1 cell cline-a well-established model of TGFβ1-initiated EMT...
March 11, 2017: Biochemical and Biophysical Research Communications
https://www.readbyqxmd.com/read/28149146/antifungal-susceptibility-and-risk-factors-in-patients-with-candidemia
#11
Cigdem Mermutluoglu, Ozcan Deveci, Saim Dayan, Emel Aslan, Fatma Bozkurt, Recep Tekin
OBJECTIVE: This study aimed to investigate the antifungal susceptibility, typology, and risk factors of candidemia among adult and pediatric inpatients at a university hospital. MATERIALS AND METHODS: A case-control study was designed, and data collected between December 2013 and December 2014 were retrospectively evaluated. The case group consisted of patients with candidemia. The control group was selected from the inpatients that did not develop candidemia but were admitted in the same clinic and during the same period as the candidemia group...
October 2016: Eurasian Journal of Medicine
https://www.readbyqxmd.com/read/28142101/ionic-liquid-impregnated-agarose-film-two-phase-micro-electrodriven-membrane-extraction-il-af-%C3%AE-eme-for-the-analysis-of-antidepressants-in-water-samples
#12
Nor Suhaila Mohamad Hanapi, Mohd Marsin Sanagi, Abd Khamim Ismail, Wan Aini Wan Ibrahim, Nor'ashikin Saim, Wan Nazihah Wan Ibrahim
The aim of this study was to investigate and apply supported ionic liquid membrane (SILM) in two-phase micro-electrodriven membrane extraction combined with high performance liquid chromatography-ultraviolet detection (HPLC-UV) for pre-concentration and determination of three selected antidepressant drugs in water samples. A thin agarose film impregnated with 1-hexyl-3-methylimidazolium hexafluorophosphate, [C6MIM] [PF6], was prepared and used as supported ionic liquid membrane between aqueous sample solution and acceptor phase for extraction of imipramine, amitriptyline and chlorpromazine...
January 24, 2017: Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
https://www.readbyqxmd.com/read/28111374/the-concentrations-of-adipokines-in-goat-milk-relation-to-plasma-levels-inflammatory-status-milk-quality-and-composition
#13
Saime Guzel, Artun Yibar, Deniz Belenli, Ismail Cetin, Meltem Tanriverdi
The main objectives of our study were to measure the major adipokines adiponectin, leptin and resistin in goat milk, to assess their interrelationships and to assess their relationships with the plasma and serum concentrations of total protein, cholesterol, total lipids, plasma C-reactive protein (CRP), milk somatic cell count (SCC), milk total aerobic colony and lactobacillus count, and milk components in lactating Saanen goats. The study was performed on eighteen lactating Saanen goats. Milk and blood samples were collected on days 20, 35, 50, 65 and 80 of lactation postpartum...
March 23, 2017: Journal of Veterinary Medical Science
https://www.readbyqxmd.com/read/28099129/the-association-between-obesity-hypertension-and-left-ventricular-mass-in-adolescents
#14
Saime Ergen Dibeklioglu, Berna Şaylan Çevik, Banu Acar, Zeynep Birsin Özçakar, Nermin Uncu, Nazlı Kara, Şemsa Çaycı, Nilgün Çakar
BACKGROUND: Obesity and hypertension (HT) are well known cardiac risk factors. Our goal was to show that even if arterial blood pressure (BP) measurements of obese adolescents are normal during clinical examination, ambulatory blood pressure monitoring (ABPM) can be high, may include cardiac involvement and can also detect left ventricular mass indices (LVMI) value for obese adolescents to diagnose left ventricular hypertrophy (LVH). METHODS: This study included 130 children (57 obese hypertensive, 36 obese normotensive, 14 normal weight hypertensive and 23 normal weight normotensive)...
February 1, 2017: Journal of Pediatric Endocrinology & Metabolism: JPEM
https://www.readbyqxmd.com/read/27979267/development-of-new-nir-spectroscopy-method-combined-with-multivariate-analysis-for-detection-of-adulteration-in-camel-milk-with-goat-milk
#15
Fazal Mabood, Farah Jabeen, Manzor Ahmed, Javid Hussain, Saaida A A Al Mashaykhi, Zainb M A Al Rubaiey, Saim Farooq, Ricard Boqué, Liaqat Ali, Zahid Hussain, Ahmed Al-Harrasi, Abdul Latif Khan, Zakira Naureen, Mohammed Idrees, Suryyia Manzoor
New NIR spectroscopy combined with multivariate analysis for detection and quantification of camel milk adulteration with goat milk was investigated. Camel milk samples were collected from Aldhahira and Sharqia regions of Sultanate of Oman and were measured using NIR spectroscopy in absorption mode in the wavelength range from 700 to 2500nm, at 2cm(-1) resolution and using a 0.2mm path length CaF2 sealed cell. The multivariate methods like PCA, PLS-DA and PLS regression were used for interpretation of NIR spectral data...
April 15, 2017: Food Chemistry
https://www.readbyqxmd.com/read/27925271/validation-of-an-lc-ms-ms-method-for-simultaneous-detection-of-four-hdac-inhibitors-belinostat-panobinostat-rocilinostat-and-vorinostat-in-mice-plasma-and-its-application-to-a-mice-pharmacokinetic-study
#16
Kalpesh Kumar Giri, Suresh P S, Syed Mohd Saim, Mohd Zainuddin, Ravi Kanth Bhamidipati, Purushottam Dewang, Mahanandeesha S Hallur, Sridharan Rajagopal, Sriram Rajagopal, Ramesh Mullangi
A sensitive and rapid LC-MS/MS method was developed and validated for the simultaneous quantitation of four HDAC inhibitors namely belinostat (BST), panobinostat (PST), rocilinostat (RST) and vorinostat (VST) in mice plasma as per regulatory guidelines. The analytes and internal standard were extracted from 50 μL mice plasma by protein precipitation, followed by chromatographic separation using an Atlantis C18 column with an isocratic mobile phase comprising 0.1% formic acid: acetonitrile (25:75,, v/v) at a flow rate of 0...
December 7, 2016: Biomedical Chromatography: BMC
https://www.readbyqxmd.com/read/27900891/chondrogenesis-of-human-adipose-derived-stem-cells-for-future-microtia-repair-using-co-culture-technique
#17
Bee See Goh, Siti Nurhadis Che Omar, Muhammad Azhan Ubaidah, Lokman Saim, Shamsul Sulaiman, Kien Hui Chua
CONCLUSION: In conclusion, these result showed HADSCs could differentiate into chondrocytes-like cells, dependent on signaling induced by TGF-β3 and chondrocytes. This is a promising result and showed that HADSCs is a potential source for future microtia repair. The technique of co-culture is a positive way forward to assist the microtia tissue. OBJECTIVE: Reconstructive surgery for the repair of microtia still remains the greatest challenge among the surgeons...
November 30, 2016: Acta Oto-laryngologica
https://www.readbyqxmd.com/read/27882013/effect-of-half-adult-dose-of-oral-rifampicin-300mg-in-patients-with-idiopathic-central-serous-chorioretinopathy
#18
Muhammad Saim Khan, Murtaza Sameen, Arshad Ali Lodhi, Munawar Ahmed, Noman Ahmed, Mustafa Kamal, Sameen Afzal Junejo
OBJECTIVES: To evaluate the effect of half adult dose of oral Rifampicin on mean change in best corrected visual acuity and central macular thickness in patients with central serous chorioretinopathy. METHODS: Thirty-eight eyes of 31 patients with idiopathic central serous chorioretinopathy (CSCR) were registered. Unaided Visual acuity, best corrected visual acuity was documented and detailed slit lamp examination along with dilated ophthalmoscopy was performed...
September 2016: Pakistan Journal of Medical Sciences Quarterly
https://www.readbyqxmd.com/read/27881277/impact-of-health-policy-changes-on-trends-in-the-pharmaceutical-market-in-turkey
#19
Esra Safak Yılmaz, Güvenç Koçkaya, Fatma Betül Yenilmez, Mete Saylan, Mehtap Tatar, Akif Akbulat, Hakkı Gürsöz, Saim Kerman
BACKGROUND: The implementation phase of the Turkish Health Transformation Program (HTP) began in 2003, with the aim of organizing, financing, and delivering health care services effectively, efficiently, and equally. The HTP impacted all clinical and economic outcomes of health, including pharmaceutical sales, by improving access to health services. OBJECTIVES: To understand the impact of five selected major policy changes that made an impact on supply, demand, or price in the pharmaceutical market between 1998 and 2012...
September 2016: Value in Health Regional Issues
https://www.readbyqxmd.com/read/27863642/tissue-engineered-trachea-a-review
#20
REVIEW
Jia Xian Law, Ling Ling Liau, Bin Saim Aminuddin, Bt Hj Idrus Ruszymah
Tracheal replacement is performed after resection of a portion of the trachea that was impossible to reconnect via direct anastomosis. A tissue-engineered trachea is one of the available options that offer many advantages compared to other types of graft. Fabrication of a functional tissue-engineered trachea for grafting is very challenging, as it is a complex organ with important components, including cartilage, epithelium and vasculature. A number of studies have been reported on the preparation of a graftable trachea...
December 2016: International Journal of Pediatric Otorhinolaryngology
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